K...just did a quick delving and found this:
http://www.laptop-computer-comparison.com/best-laptop-cooling-pads.html
Have not read it yet, tho.
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Wow, that's a good page.....the Antec one, oddly shaped, looks good....and Targus makes good stuff, have Targus carrier for my Alien.
Maybe you should start new thread in Peripherals--- if that is the right forum, not sure if it is---could be Hardware... and solicit opinions on the best ones!!!!
I still like aluminum cause acts kinda like a heatsink. That was one reason I chose mine.